/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servlets.trip;

import database.Database;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Not Stephen
 */
public class EditTripServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();

        //mysql_query("UPDATE trip SET name= ? WHERE tripId= ?", tripId, document.getElementById('editButton').value);
        String name = request.getParameter("name"); //RETURNS A STRING so cast when necessary
       int tripId = Integer.parseInt(request.getParameter("tripId")); 
        Connection c = Database.getConnection();
        if (c != null) {

            try {
                PreparedStatement s = c.prepareStatement("UPDATE trip SET name= ? WHERE id= ?");
                    s.setString(1,name);
                    s.setInt(2,tripId);
                try {
                    s.executeUpdate();
                } catch (SQLException e) {
                }
            } catch (SQLException ex) {
                Logger.getLogger(EditTripServlet.class.getName()).log(Level.SEVERE, null, ex);
            }
   
            RequestDispatcher rd = request.getRequestDispatcher("./accountpage.jsp");
            rd.forward(request, response);
        }



        try {
            /* TODO output your page here. You may use following sample code. */
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet EditTripServlet</title>");
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet EditTripServlet at " + request.getContextPath() + "</h1>");
            out.println("</body>");
            out.println("</html>");
        } finally {
            out.close();
        }


    }
    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">

    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
